The same thing happened to me. Did you every figure out how to get it back?
There's no Action Replay code for Zoroark in Pokemon HeartGold, because Zoroark does not exist in Pokemon HeartGold.
yes at supercheats.com/pokemon heartgold action replay codes
There is not a known Darkrai Action Replay Code for Pokemon HeartGold and SoulSilver yet.
yes. You can use the action replay in any Pokemon game.
By Action Replay
you cant for heartgold or soulsilver suckers
you need action replay.
Ipke-4dffbf91
you have to go to pokemonheartgoldcheats.piczo.com
Nope
buy it at the store
By Event or buy Action Replay